1 files changed, 17 insertions, 0 deletions
diff --git a/core/src/main/java/org/spongycastle/util/encoders/Encoder.java b/core/src/main/java/org/spongycastle/util/encoders/Encoder.java
new file mode 100644
index 00000000..106c36b7
--- /dev/null
+++ b/core/src/main/java/org/spongycastle/util/encoders/Encoder.java
@@ -0,0 +1,17 @@
+package org.spongycastle.util.encoders;
+
+import java.io.IOException;
+import java.io.OutputStream;
+
+/**
+ * Encode and decode byte arrays (typically from binary to 7-bit ASCII 
+ * encodings).
+ */
+public interface Encoder
+{
+    int encode(byte[] data, int off, int length, OutputStream out) throws IOException;
+    
+    int decode(byte[] data, int off, int length, OutputStream out) throws IOException;
+
+    int decode(String data, OutputStream out) throws IOException;
+}